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Alfa Aesar™ 2-Chloroethyl isocyanate, 97%

$107.59 - $107.59

Chemical Identifiers

Chemical Name or Material 2-Chloroethyl isocyanate
CAS 1943-83-5
Molecular Formula ClCH2CH2NCO
Formula Weight 105.52
MDL Number MFCD00002043
UN Number UN3080
Beilstein 1071429
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Catalog Number Mfr. No. Quantity Price Quantity    


alfa aesar™
25g Each for $107.59


alfa aesar™
100g CALL N/A N/A
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Description & Specifications


Formula Weight 105.52
MDL Number MFCD00002043
CAS 1943-83-5
Flash Point 56°C (132°F)
Quantity 25g
Odor Pungent
Molecular Formula ClCH2CH2NCO
Health Hazard 2 GHS H Statement
Fatal if swallowed.
Fatal if inhaled.
May cause allergy or asthma symptoms or breathing difficulties if inhaled.
Causes severe skin burns and eye damage.
Causes serious eye damage.
Flammable liquid and vapour.
Recommended Storage 2° to 8°C
Assay 97%
Boiling Point 135°C
Health Hazard 1 Danger
Chemical Name or Material 2-Chloroethyl isocyanate
UN Number UN3080
Beilstein 1071429
Health Hazard 3 GHS P Statement
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Specific treatment is urgent (see label).
Rinse mouth.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.
RTECS Number NQ8450000
DOT Information Transport Hazard Class: 6.1; Packing Group: II; Proper Shipping Name: ISOCYANATES, TOXIC, FLAMMABLE, N.O.S.

It is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals and Dyestuffs.

Hydrolyzes in water.

Store at 4°C. Incompatible with alcohols. Amines, oxidizing agents. Hygroscopic.